During the ______ days，China made strenuous endeavors for the restoration of its status as a contracting party.
A、GATT
B、WTO
C、OPEC
D、NATO
【正确答案】：A
【题目解析】：During the GATT days，China made strenuous endeavors for the restoration of its status as a contracting party.
参见教材P286。
